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nb 47013.2
nb 47013.2, Total:3 items.
In the international standard classification, nb 47013.2 involves: Testing of metals.
Professional Standard - Energy, nb 47013.2
- NB/T 47013.2-2015 Nondestructive testing of pressure equipments.Part 2: Radiographic testing
- NB/T
47013.2-2015 Nondestructive Testing of Pressure Equipment Part 2: Radiographic Testing
- NB/T 47013.2-2015(R1) Nondestructive testing of pressure equipments.Part 2: Radiographic testing